Cobalt
#2A4289
BlueColor Codes
All color formats for development
HEX
#2A4289RGB
rgb(42, 66, 137)HSL
hsl(225, 53%, 35%)OKLCH
oklch(0.401 0.122 266.8)CMYK
cmyk(69%, 52%, 0%, 46%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#263B7B
2#22346D
3#1D2E60
4#192752
5#152144
6#111A37
7#0D1429
8#080D1B
9#04070E
Tints
Lighter variations
1#324EA2
2#3A5ABB
3#4D6CC8
4#6781D0
5#8096D8
6#9AABE0
7#B3C0E8
8#CCD5EF
9#E6EAF7
Tones
Muted variations
1#2F4484
2#33467F
3#38497A
4#3D4B76
5#424D71
6#46506C
7#4B5267
8#505563
9#55575E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E8 #E4E8F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CCD5 #CCD5EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A5B5 #A5B5E3 | BordersInactive statesPlaceholder text |
| 400 | 768E #768ED5 | Disabled statesSecondary iconsMuted text |
| 500 | 4F6E #4F6EC9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3552 #3552AC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2A42 #2A4289 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1E2F #1E2F62 | Text on light backgroundsHeadingsStrong borders |
| 900 | 131E #131E3E | Primary textHigh emphasis contentDark headings |
| 950 | 0C13 #0C1327 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FB;
--cobalt-100: #E4E8F7;
--cobalt-200: #CCD5EF;
--cobalt-300: #A5B5E3;
--cobalt-400: #768ED5;
--cobalt-500: #4F6EC9;
--cobalt-600: #3552AC;
--cobalt-700: #2A4289;
--cobalt-800: #1E2F62;
--cobalt-900: #131E3E;
--cobalt-950: #0C1327;
}